“cropping systems in medieval Europe”的概念、定义、翻译、参考文献-科学参考

单词	cropping systems in medieval Europe
释义	cropping systems in medieval Europe Encyclopedia 管理学中世纪农业经济史思想史释 cropping systems in medieval Europe中世纪欧洲土地耕作制度中世纪欧洲的封建领主在庄园内通过分配给农奴份地，以条田为最小单位，实行强迫轮作制、休闲耕作制（分为二圃制和三圃制）和敞地制等，对农奴进行压榨和剥削的规则体系。
随便看	reduction oxidation process reduction-oxidation reaction reduction parameter reduction period of electric furnace steelmaking reduction potential reduction principle reduction principle for the computably enumerable sets reduction process reduction ratio reduction reaction reduction smelting reduction strategy reduction system reduction techniques of powders reduction theorem reduction theory reduction theory [of von Neumann algebra] reduction theory of von Neumann algebra reduction to absurdity reduction to a common denominator reduction to a horizontal plane of magnetic anomaly reduction to arithmetic reduction to canonical form reduction to centering reduction to sea-level

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